564639512248 has 64 divisors (see below), whose sum is σ = 1235191320000. Its totient is φ = 241879228416.

The previous prime is 564639512191. The next prime is 564639512249. The reversal of 564639512248 is 842215936465.

564639512248 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564639512249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6191848 + ... + 6282376.

It is an arithmetic number, because the mean of its divisors is an integer number (19299864375).

Almost surely, 2^564639512248 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 564639512248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (617595660000).

564639512248 is an abundant number, since it is smaller than the sum of its proper divisors (670551807752).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

564639512248 is a wasteful number, since it uses less digits than its factorization.

564639512248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92829 (or 92811 counting only the distinct ones).

The product of its digits is 12441600, while the sum is 55.

The spelling of 564639512248 in words is "five hundred sixty-four billion, six hundred thirty-nine million, five hundred twelve thousand, two hundred forty-eight".